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52548143 is a prime number
BaseRepresentation
bin1100100001110…
…1001000101111
310122212201111112
43020131020233
5101423020033
65114142235
71205436404
oct310351057
9118781445
1052548143
112773121a
121572197b
13ab6b19b
146d9c2ab
15492ec48
hex321d22f

52548143 has 2 divisors, whose sum is σ = 52548144. Its totient is φ = 52548142.

The previous prime is 52548121. The next prime is 52548149. The reversal of 52548143 is 34184525.

52548143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52548143 - 26 = 52548079 is a prime.

It is a super-2 number, since 2×525481432 = 5522614665496898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52548149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26274071 + 26274072.

It is an arithmetic number, because the mean of its divisors is an integer number (26274072).

Almost surely, 252548143 is an apocalyptic number.

52548143 is a deficient number, since it is larger than the sum of its proper divisors (1).

52548143 is an equidigital number, since it uses as much as digits as its factorization.

52548143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19200, while the sum is 32.

The square root of 52548143 is about 7249.0097944478. The cubic root of 52548143 is about 374.5580405146.

The spelling of 52548143 in words is "fifty-two million, five hundred forty-eight thousand, one hundred forty-three".